#center-body{

    float: left;
    text-align: center;
    /* padding: 100px;*/
}
#foot-body{
    float: left;
    height: 205px;
    text-align: center;
    margin: 0 0 0 330px;
}
body{
    margin: 0;
    padding: 0;
    font-family: 宋体;
}
ul{
    list-style: none;
    margin: 0 0 35px 0;
    padding: 0;
}
li{
    margin: 10px 0 5px 0;
}
a:link{
    color: black;
    text-decoration:none;
    border: none;
}
a:hover{
    color: red;
}
a:visited{
    color: black;
}
#left{
    border-top:2px solid rgba(200,200,200,0.25);
    border-right:2px solid rgba(200,200,200,0.5);
    border-bottom:2px solid rgba(200,200,200,0.75);
    border-left:2px solid rgba(200,200,200,1);)
    height:1240px;width: 190px;
    float: left;
    margin: 0 10px 0 150px;
}
#top{
    border-top:2px solid rgba(200,200,200,0.25);
    border-right:2px solid rgba(200,200,200,0.5);
    border-bottom:2px solid rgba(200,200,200,0.75);
    border-left:2px solid rgba(200,200,200,1);)
    height: 215px;width: 1050px;
    float: left;
    margin: 0 0 25px 0;
}
#center{
    border-top:2px solid rgba(200,200,200,0.25);
    border-right:2px solid rgba(200,200,200,0.5);
    border-bottom:2px solid rgba(200,200,200,0.75);
    border-left:2px solid rgba(200,200,200,1);)
    height: 410px;width: 1050px;
    float: left;
    margin: 0 0 25px 0;
}
.center-im{
    float: left;
    margin: 0 20px 0 45px;
}
#center-right{

    float: right;
}
.p-right{
    float: right;
    margin: 10px 25px 0 22px;
}
#end{
    border-top:2px solid rgba(200,200,200,0.25);
    border-right:2px solid rgba(200,200,200,0.5);
    border-bottom:2px solid rgba(200,200,200,0.75);
    border-left:2px solid rgba(200,200,200,1);)
    height: 300px;width: 1050px;
    float: left;
}

.user-message{
    float: left;
    margin: 10px 0 0 5px;
}
.center-right_down{
    float: left;
    margin: 55px 0 0 150px;
}
.body_t{
    float: left;
    margin: 15px 0 0 0;
}



